The law of universal gravitation states that any two objects in the universe without exception ...

Cacl2+na3po4 ca3po42 + nacl

How many molecules of H2S are required to form 79.0 g of sulfur

Give the empirical formula for C↓8H↓8

The ethylammonium ion, CH3CH2NH3+, has a pKa of 10.81. It reacts with water to form ethylamine, CH3CH2NH2 and H3O+. Which of the following statements is true at pH 7? A.) ethylamine predominates B.) ethylammonium ion predominates C.

When you kick a soccer ball across a field it will eventually come to a stop. Does this prove or disprove Newton's first law of motion? It disproves Newton's first law of motion because gravity is stronger than friction.

What kingdom is humans in!

Propane (C3H8) has a molar mass of 132 g/mole. You started out the day with a tank containing 9071 g of propane. At the end of the day, your tank contained 7532 g of propane gas. How many moles of gas did you use?

Why decomposition of ammonium nitrate is a redox reaction?

Two formulas for compounds containing hydrogen and oxygen are H2O and H2O2. Do these formulas represent the same compound? Explain.

My dog made become frightened and cover when he hears loud thunder this is an example of a reaction to What kind of stimuli A. chemicals B. light C. touch D. sound